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All results from a given calculation for HOCH2CN (cyanomethanol)

using model chemistry: MP2=FULL/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 2 yes C1 1A

Conformer 1 (Cs)

Jump to S1C2
Vibrational Frequencies calculated at MP2=FULL/6-31G**
Rotational Constants (cm-1) from geometry optimized at MP2=FULL/6-31G**
See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G**
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1)

Jump to S1C1
Energy calculated at MP2=FULL/6-31G**
 hartrees
Energy at 0K-207.395813
Energy at 298.15K-207.399178
HF Energy-206.769982
Nuclear repulsion energy101.639081
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at MP2=FULL/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A 3889 3634 40.64 58.88 0.27 0.42
2 A 3221 3009 5.56 69.78 0.49 0.66
3 A 3127 2922 24.57 99.50 0.13 0.23
4 A 2218 2073 9.15 26.98 0.27 0.43
5 A 1551 1449 1.18 13.97 0.68 0.81
6 A 1445 1350 43.50 7.01 0.74 0.85
7 A 1409 1317 3.33 7.08 0.75 0.86
8 A 1249 1167 19.60 3.96 0.63 0.77
9 A 1109 1037 91.38 5.54 0.29 0.45
10 A 1011 945 28.24 0.52 0.47 0.64
11 A 921 861 19.28 2.96 0.16 0.27
12 A 579 541 2.97 1.37 0.30 0.46
13 A 395 369 89.12 0.99 0.72 0.84
14 A 308 288 71.94 5.10 0.75 0.86
15 A 210 196 7.97 4.15 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 11320.6 cm-1
Scaled (by 0.9344) Zero Point Vibrational Energy (zpe) 10577.9 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at MP2=FULL/6-31G**
ABC
1.10943 0.15987 0.14495

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.578 0.594 0.037
C2 0.819 0.123 -0.005
O3 -1.506 -0.462 -0.113
H4 -0.726 1.153 0.964
H5 -0.747 1.273 -0.794
H6 -1.411 -1.049 0.646
N7 1.926 -0.282 -0.014

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 N7
C11.47511.41411.09231.08681.93982.6539
C21.47512.40002.09472.09702.60171.1792
O31.41412.40002.09312.01290.96453.4387
H41.09232.09472.09311.76222.32843.1704
H51.08682.09702.01291.76222.81203.1896
H61.93982.60170.96452.32842.81203.4871
N72.65391.17923.43873.17043.18963.4871

picture of cyanomethanol state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N7 178.098 C1 O3 H6 107.782
C2 C1 O3 112.323 C2 C1 H4 108.424
C2 C1 H5 108.931 O3 C1 H4 112.619
O3 C1 H5 106.458 H4 C1 H5 107.933
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability